Tire tread



FIG. 1 is a perspective view of a tire tread showing my design;

FIG. 2 is a front view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a fragmentary enlarged front view thereof;

FIG. 7 is a sectional view taken along line 7-7 in FIG. 6; and,

FIG. 8 is a sectional view taken along line 8-8 in FIG. 6.

Broken lines are provided to show portions of the tire that are not being claimed, and thus form no part of the claimed design. The dash-dot-dash line represents a border between claimed and unclaimed subject matter. 

CLAIM The ornamental design for a tire tread, as shown and described. 